In the Core Subdistrict, as shown on Map 1 in the Appendix to this Chapter, for developments and enlargements, the provisions of this Section, inclusive, shall apply.

For the purposes of applying the special height and setback regulations of this Section, inclusive, and the provisions of the underlying height and setback, distance between legally required windows and lot lines, and court regulations, as applicable, a shore public walkway, mapped parkland, supplemental public access area, upland connection, or fire apparatus access road provided in accordance with the provisions of Section 87-61 (Special Provisions for Certain Fire Apparatus Access Roads), shall be considered a street and its boundary shall be considered a street line. In addition, the street line of Exterior Street shall be modified as follows:

(a)        for Parcels 1, 2, 3 and 4, the westerly street line along Exterior Street shall be the Major Deegan Expressway street line or the street line of Exterior Street, whichever is closest to the shore line; and

(b)        for Parcel 1, the street line of East 149th Street shall be the southernmost boundary of any easement area existing on December 11, 2017, any fire apparatus access road or any private road.

For Parcels 2, 3 and 4, where a fire apparatus access road in accordance with the provisions of Section 87-61 (Special Provisions for Certain Fire Apparatus Access Roads) is immediately adjacent to and contiguous with the shore public walkway, the fire apparatus access road shall be considered as part of the shore public walkway, and the street line shall be considered the boundary of the fire apparatus access road furthest from the shoreline. In addition, for Parcels 1 and 2, where a fire apparatus access road in accordance with the provisions of Section 87-61 is provided immediately adjacent to and contiguous with the northern or southern boundaries, as applicable, of the mapped parkland, the street line shall be considered the boundary of the fire apparatus access road furthest from the mapped parkland.